Base | Representation |
---|---|
bin | 10010111100011010… |
… | …111000001000010011 |
3 | 1221111121020110102221 |
4 | 102330122320020103 |
5 | 313124301001233 |
6 | 13202230521511 |
7 | 1320032625445 |
oct | 227432701023 |
9 | 57447213387 |
10 | 20341031443 |
11 | 8698a88a97 |
12 | 3b38206297 |
13 | 1bc22408a5 |
14 | dad6da495 |
15 | 7e0b8242d |
hex | 4bc6b8213 |
20341031443 has 2 divisors, whose sum is σ = 20341031444. Its totient is φ = 20341031442.
The previous prime is 20341031411. The next prime is 20341031453. The reversal of 20341031443 is 34413014302.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 20341031443 - 25 = 20341031411 is a prime.
It is a super-2 number, since 2×203410314432 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (20341031453) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10170515721 + 10170515722.
It is an arithmetic number, because the mean of its divisors is an integer number (10170515722).
Almost surely, 220341031443 is an apocalyptic number.
20341031443 is a deficient number, since it is larger than the sum of its proper divisors (1).
20341031443 is an equidigital number, since it uses as much as digits as its factorization.
20341031443 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 20341031443 its reverse (34413014302), we get a palindrome (54754045745).
The spelling of 20341031443 in words is "twenty billion, three hundred forty-one million, thirty-one thousand, four hundred forty-three".
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